Patents by Inventor Ching Kuei Lai

Ching Kuei Lai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Hand-held tool
    Patent number: 8459154
    Abstract: A hand-held tool includes a shaft, a grip movably sleeved on the shaft, a pivot seat pivotally mounted to a rear end of the shaft, a first positioning set is mounted into a terminal of the shaft relative to the pivot seat, a second positioning set embedded into an interior of the grip, an end-piece mounted onto a rear end of the grip, a tubular element rotatably mounted onto a front end of the grip and a limit set extending through the front end of the grip for limiting a rotating range of the tubular element. The total length and the shape of the hand-held tool is changeable sue to the relation between the grip and the shaft.
    Type: Grant
    Filed: March 10, 2011
    Date of Patent: June 11, 2013
    Assignee: Tiee Sheng Enterprise Co., Ltd
    Inventor: Ching Kuei Lai
  • HAND-HELD TOOL
    Publication number: 20120227549
    Abstract: A hand-held tool includes a shaft, a grip movably sleeved on the shaft, a pivot seat pivotally mounted to a rear end of the shaft, a first positioning set is mounted into a terminal of the shaft relative to the pivot seat, a second positioning set embedded into an interior of the grip, an end-piece mounted onto a rear end of the grip, a tubular element rotatably mounted onto a front end of the grip and a limit set extending through the front end of the grip for limiting a rotating range of the tubular element. The total length and the shape of the hand-held tool is changeable sue to the relation between the grip and the shaft.
    Type: Application
    Filed: March 10, 2011
    Publication date: September 13, 2012
    Applicant: TIEE SHENG ENTERPRISE CO., LTD
    Inventor: Ching Kuei Lai